The 9 Best Tri Fuel Generators of 2026

The Westinghouse WGen11500TFc stands out as a robust tri-fuel portable generator tailored for homeowners and RV owners needing dependable backup power. Capable of delivering up to 14,500 peak watts on gasoline, 13,500 on propane, and 12,000 on natural gas, it powers essentials like air conditioners, refrigerators, sump pumps, and entertainment systems simultaneously.

Key features shine in real-world use: the push-button electric start with remote key fob simplifies operation from afar, while low total harmonic distortion under 5% ensures clean power for sensitive electronics without risk of damage. Transfer switch-ready outlets (L14-30R 30A and 14-50R 50A) enable quick home integration, and the built-in CO sensor adds critical safety by auto-shutdown in hazardous conditions. Runtime reaches 19 hours on gasoline or 7 hours on a 20 lb propane tank.

Build quality impresses with a heavy-duty 550cc 4-stroke OHV engine featuring a cast iron sleeve for longevity, copper windings for cooler operation, and never-flat wheels plus a lift bracket for mobility. The VFT Data Center provides instant voltage, frequency, and hour readings, aiding maintenance.

Potential drawbacks include its 230-pound weight, which demands team effort for transport, and a bulky 27x26x26-inch frame better suited to stationary setups than frequent moves. Factory testing may leave a faint fuel odor initially.

Overall, the WGen11500TFc excels as a versatile, powerful solution for outage-prone areas, backed by a 3-year warranty and nationwide support. Ideal for those prioritizing reliability over lightweight portability.

Power Output: 14,500 peak / 11,500 running watts (gas); lower on propane/NG.

Fuel: Gasoline (9.5 gal tank), Propane (20 lb), Natural Gas.

Engine: 550cc 4-Stroke OHV with cast iron sleeve.

Features: Remote electric start, CO sensor, low THD, GFCI outlets, transfer switch ready.

Dimensions/Weight: 27.2"L x 26.1"W x 26.5"H / 230 lbs.

Warranty: 3-Year Limited.

The Westinghouse iGen8200TFc stands out as a premium tri-fuel inverter generator designed for homeowners seeking robust backup power, RV campers wanting reliable off-grid energy, and jobsite pros needing clean, quiet electricity. With 8200 peak watts on gasoline dropping efficiently on propane or natural gas, it powers major appliances like air conditioners and refrigerators simultaneously via its transfer switch-ready 50A outlet.

Key features shine in real-world scenarios: inverter technology delivers less than 3% THD for safe operation of sensitive devices, while the 298cc OHV engine with copper windings runs cooler and lasts longer. Expect up to 17 hours at 25% load, remote start from up to 100 feet, and a CO sensor that auto-shuts down for safety. The RV-ready TT-30R outlet and GFCI duplex make it versatile for travel or emergencies.

Build quality impresses with a fully enclosed design, never-flat wheels, and a folding handle for portability despite its 134.5-pound heft. The LED data center tracks voltage, frequency, and hours, aiding maintenance. While heavy for solo handling and bulky for small storage, its durability and 3-year warranty justify the investment.

Minor drawbacks include the weight and need for natural gas plumbing, but benefits like fuel savings, low noise, and electronic safety make it superior. Verdict: Top choice for those prioritizing power reliability and versatility over ultralight portability.

Power: 8200 peak / 6600 running watts (gas); Voltage: 120/240V; Frequency: 60 Hz

Fuel: Tri-fuel (Gasoline 3.9 gal, Propane, Natural Gas); Runtime: Up to 17 hours at 25% load

Engine: 298cc 4-Stroke OHV with cast iron sleeve; Start: Electric/Remote

Outlets: 14-50R 50A, TT-30R 30A RV, GFCI 5-20R Duplex; Features: CO Sensor, Low Oil Shutdown, Digital Display

Dimensions: 27 x 20.9 x 21.7 inches; Weight: 134.5 lbs; Warranty: 3 Years Limited

The DuroStar DS13000MXT is a powerhouse tri-fuel portable generator designed for homeowners, RV enthusiasts, and anyone needing robust emergency power. With 13,000 peak watts and 10,500 running watts from its 500cc OHV engine, it handles whole-home essentials like central AC, refrigerators, lights, and more, making it perfect for blackouts, storms, or off-grid adventures.

Standout features include tri-fuel capability for gasoline, propane, or natural gas, offering fuel flexibility and extended runtime - up to 13 hours on gas or unlimited on natural gas. Customers rave about its performance, powering entire homes with minimal strain even under heavy loads like dual AC units and appliances. The remote electric start, fully loaded power panel with 50A transfer switch outlet, and CO Alert for fume detection ensure safe, convenient operation.

Build quality shines with a steel frame, wheel kit, and included accessories like a natural gas hose and propane regulator. Assembly is quick, and it starts instantly, as noted in reviews. The 3-year warranty adds peace of mind for long-term reliability.

Drawbacks include a loud operation typical of high-wattage generators and its hefty weight, which may need extra help to maneuver despite wheels. Professional electrician setup is recommended for whole-home integration.

Overall, the DS13000MXT excels as a versatile, powerful backup solution. If you prioritize fuel options and home protection, this generator delivers exceptional value and performance.

Power: 13,000 starting watts / 10,500 running watts, 240V, 60Hz

Fuel: Gasoline (8.3 gal tank), Propane, Natural Gas

Engine: 500cc 4-Stroke OHV, Electric/Recoil Start

Runtime: Up to 13 hours at 50% load on gasoline

Outlets: 4 total, including 50A transfer switch-ready

Dimensions: 30.5 x 27.3 x 26 inches, Portable with wheels

Warranty: 3 Years

The DuroMax XP13000HXT is a powerhouse tri-fuel portable generator designed for homeowners, RVers, and small businesses seeking reliable backup power. With 13,000 peak watts and 10,500 running watts from its 500cc OHV engine, it can handle essential appliances like air conditioners, refrigerators, and lights during extended outages.

Standout features include seamless switching between gasoline, propane, and natural gas fuels right out of the box, offering flexibility for any situation. The CO Alert technology automatically shuts down the generator if dangerous carbon monoxide levels are detected, while GFCI outlets and surge protection add layers of safety. Push-button electric start, remote start, and a recoil backup make firing it up simple, even from indoors.

Build quality shines with a steel frame, digital display for monitoring, and wheels with handles for mobility despite its 240-pound weight. The front-facing interface allows quick fuel changes, and it includes a 50A transfer switch-ready outlet for professional whole-home integration. Runtime varies by fuel: 8.5 hours on gasoline at 50% load, tank-dependent on propane, and unlimited on natural gas.

Potential drawbacks include its hefty size and weight, which demand careful handling, and the need for a licensed electrician for safe whole-home connections. Propane runtime depends on tank size, so planning is key.

Overall, the XP13000HXT earns top marks for power, versatility, and safety, making it an excellent choice for anyone prioritizing dependable emergency power without fuel limitations. Highly recommended for those prepared to invest in professional setup.

Power: 13,000 starting watts, 10,500 running watts

Fuel: Tri-Fuel (Gasoline, Propane, Natural Gas)

Engine: 500cc OHV, 4-Stroke

Starts: Electric Push-Button, Remote, Recoil

Outlets: 7 total, including 50A transfer switch-ready

Dimensions: 30in L x 30in W x 26in H; Weight: 240 lbs

Runtime: 8.5 hours at 50% on gasoline (8.3 gal tank)

The Champion Power Equipment 201438 is a heavy-duty tri-fuel portable generator designed for homeowners and light commercial use needing reliable backup power during storms, outages, or off-grid adventures. With options for natural gas, propane, or gasoline, it offers flexibility to match your fuel availability, delivering peak performance up to 12,500 starting watts on gasoline and sustained output for essential home systems.

Standout features include the simple fuel select dial, electric start with included battery and Cold Start Technology for reliable ignition, and Intelligauge for real-time tracking of voltage, frequency, and runtime. Users praise its quick setup, strong power for running AC units, and smooth operation on propane or natural gas right out of the box. The CO Shield system adds critical safety by automatically shutting down if carbon monoxide builds up, ensuring safe outdoor use.

Build quality shines with a robust 500cc Champion engine, low oil shut-off, and included accessories like hoses, oil, and wheels for easy maneuvering despite its 231-pound weight. Reviews highlight effortless assembly, first-pull starts, and proven reliability through hurricanes, though its 74 dBA noise level suits placement away from living areas.

Minor drawbacks include the weight for solo handling and occasional noise complaints, plus one report of an initial oil leak. Overall, this generator earns high marks for power, versatility, and value, making it a smart choice for anyone prioritizing uninterrupted home power.

Power Output: 12,500 starting / 10,000 running watts (gasoline); 11,250/9,000 (propane); 10,000/8,000 (natural gas)

Fuel Type: Tri-Fuel (Gasoline, Propane, Natural Gas)

Engine: 500cc Champion, Electric Start

Runtime: 8 hours at 50% load (gasoline)

Outlets: 120/240V 30A, 120/240V 42A, two 120V 20A GFCI duplex

Dimensions: 29"L x 28.5"W x 25.8"H | Weight: 231 lbs

Noise Level: 74 dBA at 23 ft

Users love the professional delivery, easy wheel kit install, and first-try starts on propane. It powers house AC seamlessly and has survived multiple hurricanes, with many calling it a 'game-changer' for outages.

Positive notes include digital readouts, included components, and strong battery performance. A few mention it's loud as expected for its size but performs reliably.

The DuroMax XP13000EH is a high-capacity dual fuel portable generator designed for homeowners, RV enthusiasts, and emergency preparedness. With 13,000 starting watts and 10,500 running watts from its 500cc OHV engine, it powers essential household appliances, central air conditioning, refrigerators, and lights, making it ideal for whole-home backup when connected via a transfer switch by a licensed electrician.

Standout features include seamless gas-to-propane switching, electric push-button start, CO alert for automatic shutdown, GFCI-protected outlets, and low oil shutdown. Real-world performance shines in reviews, where users report effortlessly running multi-ton AC units, microwaves, freezers, and electronics for hours during storms like Hurricane Helene. It delivers consistent power without issues for most sensitive devices, thanks to its robust design.

Build quality impresses with a heavy-duty all-steel frame, no-plastic components, never-flat wheels, and 100% copper windings for superior heat dissipation and longevity. At 234 pounds and compact dimensions, it's portable yet sturdy, rolling over any terrain. Safety features like individual breakers and surge protection add reliability.

Drawbacks include its noise level, which is typical for this power class and best mitigated by distancing from the house, and its weight, which may require assistance for maneuvering. Some users note gasoline starting challenges after break-in, often resolved with fuel stabilizers or propane fallback.

Overall, the XP13000EH earns high marks for value and versatility, delivering stationary-level power in a portable package. It's a smart choice for anyone prioritizing fuel flexibility and outage readiness over absolute quietness.

Power: 13,000 starting watts, 10,500 running watts

Fuel Type: Dual Fuel (Gasoline/Propane)

Engine: 500cc OHV, 14.08 HP, Electric Start

Weight: 234 lbs | Dimensions: 30"L x 29"W x 26"H

Special Features: CO Sensor, Foldable Handle, Hour Meter, Low Oil Shutdown

Outlets: Multiple including 50A transfer switch-ready, 120V GFCI

Warranty: 3 Years | EPA & CARB Approved

The GENMAX GM10500iETC is a robust tri-fuel portable generator designed for homeowners and RV users needing dependable backup power. With 10500 starting watts on gasoline (9500W on propane, 8400W on natural gas) and a 458cc 4-stroke OHV engine, it powers demanding loads like air conditioners, compressors, and household essentials during outages.

Standout features include remote electric start for quick activation, a multifunctional panel with 50A and 30A outlets, ATS compatibility, CO alarm, and pure sine wave output with less than 3% THD to safely run sensitive devices. Tri-fuel flexibility via patented selector switch minimizes fuel risks, while protections like overload, low oil shutdown, and thermal safeguards enhance reliability.

Build quality shines with a 6.9-gallon tank, wheels, telescopic handle, and certifications (CARB/EPA/PGMA). It's neutral floating for easy home integration, though a separate bonding plug is needed for some portable setups. Dimensions are substantial at 30.9 x 22.6 x 29.3 inches, suiting stationary use best.

Potential drawbacks include its size for mobility and fuel-specific performance variations. Overall, this generator excels as a versatile, powerful home standby solution with strong safety and convenience features.

Verdict: Highly recommended for reliable tri-fuel backup power, backed by 1-year warranty and lifetime tech support.

Power: 10500W starting / 8500W running (gas); 9500W/8000W (LPG); 8400W/6800W (NG)

Engine: 458cc 4-stroke OHV

Fuel Tank: 6.9 gallons; Tri-fuel (Gasoline, Propane, Natural Gas)

Outlets: 7 total including 50A 14-50R, 30A L14-30R, 4x 20A 5-20R

Features: Remote start, CO detect, low oil shutdown, pure sine wave, wheels/handle, runtime up to 14 hours

Dimensions: 30.9" x 22.6" x 29.3"; Voltage 120/240V, 60Hz

The Champion 8125-Watt Tri-Fuel Portable Generator with Electric Start and CO Shield is a powerhouse designed for homeowners, RV enthusiasts, and outdoor adventurers needing reliable backup power. It operates seamlessly on gasoline, propane, or natural gas, delivering up to 8125 starting watts on gasoline, 7500 on propane, and 6875 on natural gas, making it one of the most adaptable generators available.

Standout features include the easy electric start via rocker switch, CO Shield technology that automatically shuts off the engine if carbon monoxide builds up, and the IntelliGauge for real-time monitoring of voltage, frequency, and runtime. In real-world use, it powers household essentials during outages for up to 12 hours on a full 8.5-gallon gasoline tank or 6.5 hours on a 20-pound propane tank, with included hoses for quick natural gas hookup.

Build quality shines with a robust 389cc OHV engine, covered GFCI outlets, and a wheel kit for portability despite its 197-pound weight. The 74 dBA noise level is noticeable but acceptable for outdoor use, and the EPA certification ensures clean operation.

Drawbacks include the noise, which may disturb nearby campers, and the need for minor assembly. Overall, this generator excels in versatility and safety, earning high marks for those prioritizing flexible, dependable power.

Verdict: Highly recommended for anyone needing a tri-fuel solution with top safety features; its performance justifies the investment for frequent or emergency use.

Power Output: 8125 starting watts (gasoline), 6500 running watts; 7500/6000 (propane); 6875/5500 (natural gas)

Engine: 389cc 4-stroke OHV

Fuel Capacity: 8.5 gallons (gasoline)

Run Time: Up to 12 hours (gasoline at 50% load), 6.5 hours (propane)

Noise Level: 74 dBA at 23 feet

Outlets: 120/240V 27A locking (L14-30R), two 120V 20A GFCI duplex (5-20R)

Dimensions: 28.7 x 27.5 x 26.1 inches; Weight: 197 lbs

The Westinghouse WGen10500TFc is a powerhouse tri-fuel portable generator designed for homeowners, RV enthusiasts, and jobsite pros needing dependable backup power. With up to 13,500 peak watts on gasoline, it can handle major appliances like air conditioners, refrigerators, and sump pumps simultaneously, making it ideal for blackouts or off-grid living.

Standout features include remote electric start via key fob, a heavy-duty 500cc OHV engine with cast iron sleeve for durability, and a CO sensor for automatic shutdown in unsafe conditions. Real-world performance shines with up to 19 hours runtime on gas, intuitive VFT Data Center for monitoring, and transfer switch-ready outlets that simplify whole-home connections. GFCI outlets ensure safety for household use.

Build quality impresses with robust construction, never-flat wheels for mobility, and included accessories like a tool kit and oil funnel. While its size aids stability, it may challenge solo transport. Maintenance is straightforward with low oil shutdown and digital hour meter.

Drawbacks include its bulk, which suits stationary use better than frequent carrying, and slightly reduced output on natural gas. Overall, the WGen10500TFc delivers exceptional value for reliable, versatile power.

Verdict: Highly recommended for anyone prioritizing fuel flexibility and home backup readiness in a single, feature-packed unit.

Power Output: 13,500 peak / 10,500 running watts (gas); 12,500 peak / 9,500 running (propane); 10,000 peak / 8,500 running (natural gas).

Engine: 500cc 4-Stroke OHV with cast iron sleeve.

Runtime: Up to 19 hours on 9.5-gallon gas tank.

Outlets: 2x GFCI 120V 5-20R (20A), 1x L14-30R (30A), 1x 14-50R (50A RV-ready).

Starts: Remote electric, electric push-button, recoil.

Features: CO sensor, low oil shutdown, fuel gauge, VFT Data Center.

The DuroMax XP13000HXT is a powerhouse tri-fuel portable generator designed for homeowners, RVers, and small businesses seeking reliable backup power. With 13,000 peak watts and 10,500 running watts from its 500cc OHV engine, it can handle essential appliances like air conditioners, refrigerators, and lights during extended outages.

Standout features include seamless switching between gasoline, propane, and natural gas fuels right out of the box, offering flexibility for any situation. The CO Alert technology automatically shuts down the generator if dangerous carbon monoxide levels are detected, while GFCI outlets and surge protection add layers of safety. Push-button electric start, remote start, and a recoil backup make firing it up simple, even from indoors.

Build quality shines with a steel frame, digital display for monitoring, and wheels with handles for mobility despite its 240-pound weight. The front-facing interface allows quick fuel changes, and it includes a 50A transfer switch-ready outlet for professional whole-home integration. Runtime varies by fuel: 8.5 hours on gasoline at 50% load, tank-dependent on propane, and unlimited on natural gas.

Potential drawbacks include its hefty size and weight, which demand careful handling, and the need for a licensed electrician for safe whole-home connections. Propane runtime depends on tank size, so planning is key.

Overall, the XP13000HXT earns top marks for power, versatility, and safety, making it an excellent choice for anyone prioritizing dependable emergency power without fuel limitations. Highly recommended for those prepared to invest in professional setup.

Power: 13,000 starting watts, 10,500 running watts

Fuel: Tri-Fuel (Gasoline, Propane, Natural Gas)

Engine: 500cc OHV, 4-Stroke

Starts: Electric Push-Button, Remote, Recoil

Outlets: 7 total, including 50A transfer switch-ready

Dimensions: 30in L x 30in W x 26in H; Weight: 240 lbs

Runtime: 8.5 hours at 50% on gasoline (8.3 gal tank)